<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>26个字母</title>
    <style>
        div{
            width: 100px;
            height: 100px;
            border: 1px solid;
            display: inline-block;
            background-image: url(./QQ图片20211207110806.jpg);
        }
        .aa{  
            background-position: 0px -142px ;
        }
        .xx{  
            background-position: -252px  -556px ;
        }
        .yy{ 
            background-position: -363px  -555px ;
        }
    </style>
</head>
<body>
    <div class="aa">
    </div>
    <div class="xx"></div>
    <div class="yy"></div>
</body>
</html>